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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 1508 (Brake Control System) >> Brake Control System - Abs >> Trouble Diagnosis >> Control Unit Input/Output Signal Standard >> Reference Value From Consult-II
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Reference Value From Consult-II

WARNING: This page is about a different car, the 2005 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: The display shows the control unit calculation data, so a normal value might be displayed even in the event the output circuit (harness) is open or short circuited.
CONTROL UNIT INPUT/OUTPUT SIGNAL STANDARD

Monitor item Display content Data monitor Note: Error inspection checklist
Condition Reference value in normal operation
FR RH SENSOR
FR LH SENSOR
RR RH SENSOR
RR LH SENSOR
Wheel speed Vehicle stopped 0 [km/h (MPH)] , "WHEEL SENSOR SYSTEM "
Vehicle running (Note 1) Almost in accordance with speedometer display (within +/-10%)
BATTERY VOLT Battery voltage supplied to ABS actuator and electric unit (control unit) Ignition switch ON 10 to 16V , "ABS CONTROL UNIT POWER AND GROUND SYSTEMS INSPECTION "
CRANKING SIG Cranking status Cranking ON -
Not cranking OFF
STOP LAMP SW Stop lamp switch operation Brake pedal depressed ON -
Brake pedal not depressed OFF
ABS WARN LAMP ABS warning lamp ON condition (Note 2) ABS warning lamp ON ON , "ABS WARNING LAMP DOES NOT COME ON WHEN IGNITION SWITCH IS TURNED ON "
ABS warning lamp OFF OFF
EBD WARN LAMP EBD warning lamp status When EBD warning lamp is on ON , "CAN COMMUNICATION SYSTEM INSPECTION "
When EBD warning lamp is off OFF
MOTOR RELAY Operation status of motor and motor relay Ignition switch ON or running (ABS not activated) OFF , "ACTUATOR MOTOR, MOTOR RELAY, AND CIRCUIT INSPECTION "
Ignition switch ON or engine running (ABS activated) ON
ACTUATOR RLY Actuator relay operation status Vehicle stopped (Ignition switch ON) OFF , "ACTUATOR MOTOR, MOTOR RELAY, AND CIRCUIT INSPECTION "
Vehicle stopped (Engine running) ON
FR LH IN SOL
FR LH OUT SOL
FR RH IN SOL
FR RH OUT SOL
REAR IN SOL
REAR OUT SOL
Solenoid valve operation Actuator (solenoid) is active ("ACTIVE TEST" with CONSULT-II) or actuator relay is inactive (in fail-safe mode). ON , "SOLENOID VALVE SYSTEM INSPECTION "
When actuator (solenoid) is not active and actuator relay is active (ignition switch ON). OFF
ABS SIGNAL
EBD SIGNAL
Signal status ABS active
EBD active
ON ABS system
EBD system
ABS not active
EBD not active
OFF
ABS FAIL SIG
EBD FAIL SIG
Fail signal status ABS fail
EBD fail
ON ABS system
EBD system
ABS normal
EBD normal
OFF
Note 1: Confirm tire pressure is normal.
Note 2: ON/OFF timing of ABS warning lamp
ON: For approximately 2 seconds after ignition switch is turned ON, or when a malfunction is detected.
OFF: Approximately 2 seconds after ignition switch is turned ON (when system is in normal operation).